# SDR VNA2025F00031

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 21, 2025
- Submitted: October 14, 2025
- Operation: Air carrier
- Aircraft: [N640NN](https://openairdocs.org/aircraft/N640NN), registered now
- Make and model: Bombdr CL6002D15
- Aircraft serial: 15425
- Aircraft time: 13,927 hours, 14,570 cycles
- System (JASC): [5347 · Fuselage, Seat/Cargo Attach Fittings](https://openairdocs.org/jasc/5347)
- Part: Seat Track
- Part number: N1262075
- Condition: Corroded
- Location: Zone 200
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/VNA2025F00031

## Discrepancy

DISCREPANCY: CORROSION ON RH SIDE SEAT RAILS STGR15 BTW FS379 TO FS485(1E/A), FS485 TO FS581(1E/A), FS581 TO FS661+16(1E/A), FS661+16 TO FS677(1E/A), FS677 TO FS720(1E/A), FS744 TO FS761(1E/A), FS785 TO FS847(1E/A) AND FS847+32 TO FS913(1E/A).  RH SIDE SEAT RAILS STGR15 BTW FS379 TO FS485(1E/A), FS485 TO FS581(1E/A), FS581 TO FS661+16(1E/A), FS661+16 TO FS677(1E/A), FS677 TO FS720(1E/A), FS744 TO FS761(1E/A), FS785 TO FS847(1E/A) AND FS847+32 TO FS913(1E/A) WERE EVALUATED OUT OF LIMITS PER CRJ-900 SRM 53-21-49-101-001-A01, SRM 53-31-49-101-001-A02, SRM 53-41-49-101-001-A02AND SRM 53-51-49-101-001-A02 AND WERE REPLACED PER CRJ900 AMM 53-00-49..

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.